Warning: remove non-ASCII comment to resolve C4819 encoding warning in VS2022 (zh-CN)

[potato520hjj]

warning C4819: The file contains a character that cannot be represented in the current code page (936). Save the file in Unicode format to prevent data loss.

In line 30 of the file yoga\yoga\algorithm\SizingMode.h:

• A box’s “ideal” size in a given axis when given infinite available space.

It is recommended to change it to:

• A box's "ideal" size in a given axis when given infinite available space.

[potato520hjj]

#1814